Craze on Nostr: which client is this?

{ "id": "4638c733ffd588c4761b51c08721ff539f989ad2e662f4135497ce3407f98573", "pubkey": "8ad25d02882c05d6ac20fa7c230dfd1c3d7f6de3976d9c5bd5ecc7bbb63495ab", "created_at": 1690304386, "kind": 1, "tags": [ [ "e", "7f1359ebbe2669ab3825e58b4280f75d08c967ca55e18e37cb78924e8b744bf9", "wss://nostr.mutinywallet.com", "root" ], [ "p", "1577e4599dd10c863498fe3c20bd82aafaf829a595ce83c5cf8ac3463531b09b" ] ], "content": "which client is this?", "sig": "8817b15a11673adc1cac1beeae2792a33b01741130026721a2240b221c1f76602c16adbe6f1a51192a10a532a3f3c6657b4a4e552f6b92b42f404abbac45bec0" }